| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] they have been [verb] [prep] | 514 |
|
| 2 | [conj] they have been [v-ing] [prep] | 68 |
|
| 3 | [conj] [pron] have been working [prep] | 62 |
|
| 4 | [conj] they have been work [prep] | 6 |
|
| 5 | [conj] they [verb] been working [prep] | 5 |
|
| 6 | [conj] they have [be] working [prep] | 5 |
|
| 7 | [conj] they have be working [prep] | 5 |
|
| 8 | [conj] they have [been] working [prep] | 5 |
|
| 9 | [conj] they have been working [prep] | 5 |
|
